Kothari, C.R..
Quantitative Techniques / - 1st ed / - New Delhi-2 : Vikas Publishing House Pvt. Ltd.. - p369 :
Economics
X:99T / L8;1
Quantitative Techniques / - 1st ed / - New Delhi-2 : Vikas Publishing House Pvt. Ltd.. - p369 :
Economics
X:99T / L8;1